* [PATCH 1/2] xfrm: constify mark argument of xfrm_find_acq()
2013-06-26 21:56 [PATCH 0/2] xfrm/af_key constify patches Mathias Krause
@ 2013-06-26 21:56 ` Mathias Krause
2013-06-26 21:56 ` [PATCH 2/2] af_key: constify lookup tables Mathias Krause
2013-06-28 8:50 ` [PATCH 0/2] xfrm/af_key constify patches Steffen Klassert
2 siblings, 0 replies; 4+ messages in thread
From: Mathias Krause @ 2013-06-26 21:56 UTC (permalink / raw)
To: Steffen Klassert; +Cc: Mathias Krause, netdev, David S. Miller, Herbert Xu
The mark argument is read only, so constify it. Also make dummy_mark in
af_key const -- only used as dummy argument for this very function.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
---
include/net/xfrm.h | 2 +-
net/key/af_key.c | 2 +-
net/xfrm/xfrm_state.c | 12 +++++++-----
3 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 94ce082..89d3d8a 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1548,7 +1548,7 @@ struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8, int dir, u32
int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info);
u32 xfrm_get_acqseq(void);
extern int xfrm_alloc_spi(struct xfrm_state *x, u32 minspi, u32 maxspi);
-struct xfrm_state *xfrm_find_acq(struct net *net, struct xfrm_mark *mark,
+struct xfrm_state *xfrm_find_acq(struct net *net, const struct xfrm_mark *mark,
u8 mode, u32 reqid, u8 proto,
const xfrm_address_t *daddr,
const xfrm_address_t *saddr, int create,
diff --git a/net/key/af_key.c b/net/key/af_key.c
index c5fbd75..5490d97 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -45,7 +45,7 @@ struct netns_pfkey {
static DEFINE_MUTEX(pfkey_mutex);
#define DUMMY_MARK 0
-static struct xfrm_mark dummy_mark = {0, 0};
+static const struct xfrm_mark dummy_mark = {0, 0};
struct pfkey_sock {
/* struct sock must be the first member of struct pfkey_sock */
struct sock sk;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 78f66fa..b2cd806 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -990,11 +990,13 @@ void xfrm_state_insert(struct xfrm_state *x)
EXPORT_SYMBOL(xfrm_state_insert);
/* xfrm_state_lock is held */
-static struct xfrm_state *__find_acq_core(struct net *net, struct xfrm_mark *m,
+static struct xfrm_state *__find_acq_core(struct net *net,
+ const struct xfrm_mark *m,
unsigned short family, u8 mode,
u32 reqid, u8 proto,
const xfrm_address_t *daddr,
- const xfrm_address_t *saddr, int create)
+ const xfrm_address_t *saddr,
+ int create)
{
unsigned int h = xfrm_dst_hash(net, daddr, saddr, reqid, family);
struct xfrm_state *x;
@@ -1399,9 +1401,9 @@ xfrm_state_lookup_byaddr(struct net *net, u32 mark,
EXPORT_SYMBOL(xfrm_state_lookup_byaddr);
struct xfrm_state *
-xfrm_find_acq(struct net *net, struct xfrm_mark *mark, u8 mode, u32 reqid, u8 proto,
- const xfrm_address_t *daddr, const xfrm_address_t *saddr,
- int create, unsigned short family)
+xfrm_find_acq(struct net *net, const struct xfrm_mark *mark, u8 mode, u32 reqid,
+ u8 proto, const xfrm_address_t *daddr,
+ const xfrm_address_t *saddr, int create, unsigned short family)
{
struct xfrm_state *x;
--
1.7.10.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] af_key: constify lookup tables
2013-06-26 21:56 [PATCH 0/2] xfrm/af_key constify patches Mathias Krause
2013-06-26 21:56 ` [PATCH 1/2] xfrm: constify mark argument of xfrm_find_acq() Mathias Krause
@ 2013-06-26 21:56 ` Mathias Krause
2013-06-28 8:50 ` [PATCH 0/2] xfrm/af_key constify patches Steffen Klassert
2 siblings, 0 replies; 4+ messages in thread
From: Mathias Krause @ 2013-06-26 21:56 UTC (permalink / raw)
To: Steffen Klassert; +Cc: Mathias Krause, netdev, David S. Miller, Herbert Xu
The lookup tables for minimum sizes of extensions and for the pfkey
handler functions are read only, therefore can be const.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
---
net/key/af_key.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 5490d97..8432eb1 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -338,7 +338,7 @@ static int pfkey_error(const struct sadb_msg *orig, int err, struct sock *sk)
return 0;
}
-static u8 sadb_ext_min_len[] = {
+static const u8 sadb_ext_min_len[] = {
[SADB_EXT_RESERVED] = (u8) 0,
[SADB_EXT_SA] = (u8) sizeof(struct sadb_sa),
[SADB_EXT_LIFETIME_CURRENT] = (u8) sizeof(struct sadb_lifetime),
@@ -2734,7 +2734,7 @@ static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, const struct sad
typedef int (*pfkey_handler)(struct sock *sk, struct sk_buff *skb,
const struct sadb_msg *hdr, void * const *ext_hdrs);
-static pfkey_handler pfkey_funcs[SADB_MAX + 1] = {
+static const pfkey_handler pfkey_funcs[SADB_MAX + 1] = {
[SADB_RESERVED] = pfkey_reserved,
[SADB_GETSPI] = pfkey_getspi,
[SADB_UPDATE] = pfkey_add,
--
1.7.10.4
^ permalink raw reply related [flat|nested] 4+ messages in thread